A review of “3D concrete printing”: Materials and process characterization, economic considerations and environmental sustainability

GH Ahmed - Journal of Building Engineering, 2023 - Elsevier
Abstract 3D printing of cementitious materials or concrete (3DCP) has developed
unbelievably in past 10 years and has the potential to revolutionize the concrete industry …

Engineering properties of concrete with waste recycled plastic: A review

AJ Babafemi, B Šavija, SC Paul, V Anggraini - Sustainability, 2018 - mdpi.com
The abundance of waste plastic is a major issue for the sustainability of the environment as
plastic pollutes rivers, land, and oceans. However, the versatile behavior of plastic (it is …

An investigation into the porosity of extrusion-based 3D printed concrete

J Kruger, A du Plessis, G van Zijl - Additive Manufacturing, 2021 - Elsevier
Concrete structures additively manufactured by extrusion-based 3D concrete printing are
reportedly orthotropic in mechanical behavior and exhibit relative weakness in interfacial …

Evaluating the effects of porosity on the mechanical properties of extrusion-based 3D printed concrete

M van den Heever, A du Plessis, J Kruger… - Cement and Concrete …, 2022 - Elsevier
Elements fabricated by extrusion-based 3D concrete printing (3DCP) display anisotropic
mechanical properties when subject to loading conditions orientated in principle cartesian …

The effect of material fresh properties and process parameters on buildability and interlayer adhesion of 3D printed concrete

B Panda, NA Noor Mohamed, SC Paul… - Materials, 2019 - mdpi.com
The advent of digital concrete fabrication calls for advancing our understanding of the
interaction of 3D printing with material rheology and print parameters, in addition to …

Effect of printing parameters on interlayer bond strength of 3D printed limestone-calcined clay-based cementitious materials: An experimental and numerical study

Y Chen, K Jansen, H Zhang, CR Rodriguez… - … and Building Materials, 2020 - Elsevier
For a single batch material, time intervals and nozzle standoff distances between two
subsequent layers are two critical printing parameters that influence the mechanical …

A compendious review on lack-of-fusion in digital concrete fabrication

J Kruger, G van Zijl - Additive Manufacturing, 2021 - Elsevier
Abstract Lack-of-fusion (LOF) in digital concrete fabrication is one of the paramount technical
issues that must be elucidated before mass industry implementation of this emerging …

[HTML][HTML] Effect of different grade levels of calcined clays on fresh and hardened properties of ternary-blended cementitious materials for 3D printing

Y Chen, CR Rodriguez, Z Li, B Chen… - Cement and Concrete …, 2020 - Elsevier
This study aims to investigate the influences of different grades of calcined clay on 3D
printability, compressive strength (7 days), and hydration of limestone and calcined clay …

[HTML][HTML] Influence of SiO2, TiO2 and Fe2O3 nanoparticles on the properties of fly ash blended cement mortars

DS Ng, SC Paul, V Anggraini, SY Kong… - … and Building Materials, 2020 - Elsevier
This study explores the effects of different types of nanoparticles, namely nano-SiO 2 (NS),
nano-TiO 2 (NT), and nano-Fe 2 O 3 (NF) on the fresh properties, mechanical properties …

A review of largescale 3DCP: Material characteristics, mix design, printing process, and reinforcement strategies

GH Ahmed, NH Askandar, GB Jumaa - Structures, 2022 - Elsevier
Abstract 3D concrete printing (3DCP) is the additive manufacturing (AM) with the use of
cementitious materials. It is a layer-by-layer new construction method which can provide …